#include <iostream>
#include <string>
using namespace std;
void test(){
   int number = 10;
   int * PInt = new int(20);
   string s1("hello");
   string s2("hello world");
   string s3("hello hello hello hello hello hello hello");
   cout<<"&s1="<< (void *)s1.c_str()<<endl;
   cout<<"&s2="<< (void *)s2.c_str()<<endl;
   cout<<"&s3="<< (void *)s3.c_str()<<endl;
   cout<<"&number="<< &number<<endl;
   cout<<"&PInt="<< PInt<<endl;
}
int main()
{
    test();
    return 0;
}

